Danny Elfman co-composed the score for Avengers: Age of Ultron.
- Danny Elfman previously composed score and theme music for Batman, Batman Returns, The Flash, Batman: The Animated Series, Spider-Man, Hulk, Spider-Man 2 and Spider-Man 3.
- Danny Elfman worked again with Joss Whedon in the DC Extended Universe production Justice League. His work on this film makes him the first (and to date) only composer to have written main scores for both the MCU and the DCEU.
- This also makes him the second composer to have written overall music for both the MCU and the DCEU, after Hans Zimmer.